Curtain rail



FIG. 1 is a front perspective view of the curtain rail embodying my new design;

FIG. 2 is a end elevation view of the curtain rail depicted in FIG. 1;

FIG. 3 is a top plan view of the curtain rail depicted in FIG. 1;

FIG. 4 is a front view of the curtain rail depicted in FIG. 1; and,

FIG. 5 is a bottom view of the curtain rail depicted in FIG. 1.

The claimed design is shown broken away in FIGS. 3-5 for ease of illustration. 

The ornamental design for a curtain rail, as shown and described. 